Overview

overview

10

Static

static

c481259ad1...37.exe

windows7_x64

7

c481259ad1...37.exe

windows10_x64

10

Analysis

  • max time kernel
    16s
  • max time network
    105s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17-03-2021 08:21

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General

  • Target

    c481259ad199b773339f168902cc7437.exe

  • Size

    267KB

  • MD5

    c481259ad199b773339f168902cc7437

  • SHA1

    4c9a81f2a9167f953109eddbd141ea8d078d13e9

  • SHA256

    1da5a6aac7197d1fcadef018775831885b715d5c37a3115777dc5c717ce6e0da

  • SHA512

    5bc8965e9aa550f3e37b312f3d4a6854b0002f42b5a111087a754e3ed7cdcf957b40f6bebc389b405317b46eeaed88132545732daac74723945591ae38cdcabf

Score
10/10
echelonspywarestealer

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

    stealerspywareechelon
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 2 IoCs
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c481259ad199b773339f168902cc7437.exe
    "C:\Users\Admin\AppData\Local\Temp\c481259ad199b773339f168902cc7437.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:744
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:3328
    • C:\Users\Admin\AppData\Local\Temp\c481259ad199b773339f168902cc7437.exe
      "C:\Users\Admin\AppData\Local\Temp\c481259ad199b773339f168902cc7437.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3304
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3304 -s 1888
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 648 -s 2088
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:416

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/188-23-0x00000000040D0000-0x00000000040D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/416-19-0x0000000004C50000-0x0000000004C51000-memory.dmp
    Filesize

    4KB

    Download
  • memory/648-9-0x0000000009A40000-0x0000000009B96000-memory.dmp
    Filesize

    1.3MB

    Download
  • memory/648-6-0x00000000099A0000-0x00000000099A1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/648-2-0x0000000073FF0000-0x00000000746DE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/648-3-0x0000000000550000-0x0000000000551000-memory.dmp
    Filesize

    4KB

    Download
  • memory/648-12-0x000000000A2F0000-0x000000000A2F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/648-5-0x00000000050D0000-0x00000000050D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/744-10-0x0000000000000000-mapping.dmp
    Download
  • memory/3304-14-0x000000000054706E-mapping.dmp
    Download
  • memory/3304-15-0x0000000073FF0000-0x00000000746DE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/3304-18-0x00000000052F0000-0x00000000052F1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3304-13-0x0000000000400000-0x000000000054C000-memory.dmp
    Filesize

    1.3MB

    Download
  • memory/3304-20-0x0000000005BE0000-0x0000000005C51000-memory.dmp
    Filesize

    452KB

    Download
  • memory/3304-21-0x0000000005270000-0x0000000005271000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3328-11-0x0000000000000000-mapping.dmp
    Download